3 edition of Underground Gasification of Coal- Second Experiment in Preparing A Path Through A Coalbed by Hydraulic Fracturing. found in the catalog.
Underground Gasification of Coal- Second Experiment in Preparing A Path Through A Coalbed by Hydraulic Fracturing.
United States. Bureau of Mines.
|Series||Report of investigations (United States. Bureau of Mines) -- 5808|
|Contributions||Capp, J.P., Plants, K.D., Fies, M.H.|
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